The Bucharest based firm, established in 2001, currently has 122 employees and generated revenues of £9m in 2005. The acquisition gives Eurovia its first foothold in Romania, which joined the European union on 1 January.

Eurovia, a subsidiary of French consultant Vinci, posted a turnover more than £4.3bn last year. The company works in 16 countries and employs more than 38,000 people.